18190286954

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{20047}}^1$

素因数の和:20307

約数の個数: 48

約数和(自身を含む): 32581688832

約数和(自身を除く): 14391401878

約数列:

[1, 2, 7, 14, 47, 49, 94, 98, 197, 329, 394, 658, 1379, 2303, 2758, 4606, 9259, 9653, 18518, 19306, 20047, 40094, 64813, 129626, 140329, 280658, 453691, 907382, 942209, 982303, 1884418, 1964606, 3949259, 6595463, 7898518, 13190926, 27644813, 46168241, 55289626, 92336482, 185615173, 193513691, 371230346, 387027382, 1299306211, 2598612422, 9095143477, 18190286954]

約数ペア:

[(1, 18190286954), (2, 9095143477), (7, 2598612422), (14, 1299306211), (47, 387027382), (49, 371230346), (94, 193513691), (98, 185615173), (197, 92336482), (329, 55289626), (394, 46168241), (658, 27644813), (1379, 13190926), (2303, 7898518), (2758, 6595463), (4606, 3949259), (9259, 1964606), (9653, 1884418), (18518, 982303), (19306, 942209), (20047, 907382), (40094, 453691), (64813, 280658), (129626, 140329)]